JP6296698B2 - カメラシステムおよび焦点調節方法 - Google Patents

カメラシステムおよび焦点調節方法 Download PDF

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Publication number
JP6296698B2
JP6296698B2 JP2013101962A JP2013101962A JP6296698B2 JP 6296698 B2 JP6296698 B2 JP 6296698B2 JP 2013101962 A JP2013101962 A JP 2013101962A JP 2013101962 A JP2013101962 A JP 2013101962A JP 6296698 B2 JP6296698 B2 JP 6296698B2
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Japan
Prior art keywords
focus
lens
zoom
zoom position
control unit
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Active
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JP2013101962A
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English (en)
Japanese (ja)
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JP2014222305A (ja
Inventor
哲央 菊地
哲央 菊地
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Olympus Corp
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Olympus Corp
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Publication date
Application filed by Olympus Corp filed Critical Olympus Corp
Priority to JP2013101962A priority Critical patent/JP6296698B2/ja
Priority to US14/276,152 priority patent/US9025946B2/en
Priority to CN201410199681.9A priority patent/CN104155740B/zh
Publication of JP2014222305A publication Critical patent/JP2014222305A/ja
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Publication of JP6296698B2 publication Critical patent/JP6296698B2/ja
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/282—Autofocusing of zoom lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals
    • G02B7/38—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals measured at different points on the optical axis, e.g. focussing on two or more planes and comparing image data
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32—Means for focusing
    • G03B13/34—Power focusing
    • G03B13/36—Autofocus systems
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • G03B17/14—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets interchangeably
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/67—Focus control based on electronic image sensor signals
    • H04N23/673—Focus control based on electronic image sensor signals based on contrast or high frequency components of image signals, e.g. hill climbing method
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
    • G03B2205/0046—Movement of one or more optical elements for zooming
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2206/00—Systems for exchange of information between different pieces of apparatus, e.g. for exchanging trimming information, for photo finishing

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Lens Barrels (AREA)
  • Structure And Mechanism Of Cameras (AREA)
  • Studio Devices (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP2013101962A 2013-05-14 2013-05-14 カメラシステムおよび焦点調節方法 Active JP6296698B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2013101962A JP6296698B2 (ja) 2013-05-14 2013-05-14 カメラシステムおよび焦点調節方法
US14/276,152 US9025946B2 (en) 2013-05-14 2014-05-13 Camera system and focus detecting method
CN201410199681.9A CN104155740B (zh) 2013-05-14 2014-05-13 照相机系统和焦点调节方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2013101962A JP6296698B2 (ja) 2013-05-14 2013-05-14 カメラシステムおよび焦点調節方法

Publications (2)

Publication Number Publication Date
JP2014222305A JP2014222305A (ja) 2014-11-27
JP6296698B2 true JP6296698B2 (ja) 2018-03-20

Family

ID=51881284

Family Applications (1)

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JP2013101962A Active JP6296698B2 (ja) 2013-05-14 2013-05-14 カメラシステムおよび焦点調節方法

Country Status (3)

Country Link
US (1) US9025946B2 (zh)
JP (1) JP6296698B2 (zh)
CN (1) CN104155740B (zh)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6034701B2 (ja) * 2013-01-11 2016-11-30 キヤノン株式会社 レンズ装置
JP6345919B2 (ja) * 2013-08-27 2018-06-20 オリンパス株式会社 撮影装置およびカメラシステム
KR101783991B1 (ko) * 2014-04-29 2017-10-11 한화테크윈 주식회사 영상촬영장치에서 개선된 줌트래킹 방법
US9716822B2 (en) * 2014-11-14 2017-07-25 Qualcomm Incorporated Direction aware autofocus
CN106303190B (zh) * 2015-05-25 2019-08-30 深圳市福斯康姆智能科技有限公司 变焦跟踪曲线矫正方法及装置
CN105208279B (zh) * 2015-09-30 2019-05-21 努比亚技术有限公司 一种校正焦点的方法和装置
JP6706819B2 (ja) * 2016-02-15 2020-06-10 パナソニックＩｐマネジメント株式会社 ズーム機構を備えた撮像装置及び交換レンズ
CN105676563B (zh) * 2016-03-31 2018-09-18 深圳市极酷威视科技有限公司 一种变焦相机的对焦方法及相机
DE112017004073B4 (de) * 2016-09-15 2021-04-29 Fujifilm Corporation Objektivvorrichtung, kamerasystem und linsenantriebsverfahren
JP6653790B2 (ja) 2017-09-27 2020-02-26 富士フイルム株式会社 撮像装置、撮像方法、及びプログラム
JP6543880B1 (ja) * 2018-04-26 2019-07-17 エスゼット ディージェイアイ テクノロジー カンパニー リミテッドＳｚ Ｄｊｉ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏ．，Ｌｔｄ 制御装置、撮像装置、制御方法、及びプログラム
CN109525779B (zh) * 2018-12-19 2020-11-03 杭州晨安科技股份有限公司 一种变焦跟踪曲线的快速校正及验证方法
CN111158138B (zh) * 2020-02-26 2022-03-29 京东方科技集团股份有限公司 显示模组及显示装置
JP7349690B1 (ja) 2022-12-26 2023-09-25 パナソニックＩｐマネジメント株式会社 交換レンズ、撮像装置、及びプログラム

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0467109A (ja) * 1990-07-07 1992-03-03 Ricoh Co Ltd バリフォーカルレンズ制御装置
JP3407366B2 (ja) * 1992-10-27 2003-05-19 オリンパス光学工業株式会社 カメラ
JPH0923367A (ja) * 1995-07-07 1997-01-21 Canon Inc レンズユニット交換可能な撮像装置
JP2000258680A (ja) 1999-03-05 2000-09-22 Matsushita Electric Ind Co Ltd 高速ズームトラッキング装置
US8284275B2 (en) * 2008-09-11 2012-10-09 Panasonic Corporation Lens barrel and imaging apparatus
JP5558788B2 (ja) * 2009-11-16 2014-07-23 キヤノン株式会社 光学機器
KR101590873B1 (ko) * 2009-11-18 2016-02-02 삼성전자주식회사 디지털 촬영장치 및 그 제어방법
JP5827491B2 (ja) * 2011-04-28 2015-12-02 キヤノン株式会社 撮像装置、及び撮像装置の制御方法
JP5875256B2 (ja) * 2011-06-06 2016-03-02 キヤノン株式会社 撮像装置及び交換レンズ、撮像装置の制御方法及び交換レンズの制御方法

Also Published As

Publication number Publication date
JP2014222305A (ja) 2014-11-27
US20140341553A1 (en) 2014-11-20
CN104155740B (zh) 2017-01-18
CN104155740A (zh) 2014-11-19
US9025946B2 (en) 2015-05-05

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